USER’S MANUAL
AUTO BATTERY TESTER
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1.LCD DISPLAY
--Indicates test results. It is a backlit 2-line display with 8
characters on each line.
2.ENTER BUTTON
--Confirms a selection (or action) from a menu list, or
returns to the main menu.
3.SCROLL BUTTON
--Scrolls throug h menu items or cancel an operation .
4.Clip
--Connects the battery test to the vehicle's battery with + and - point.
2.2 Battery Internal Resist Explanation
IR is an important indicator for judging battery capability. When internal resist
exceed a special value, the engine can't be started. The normal IR value of
cars should be under 10m
Ω
,
But there will be a little differences between different batteries. And greater
CCA with minor resist.
Normally, for the same kind batteries, the IR is smaller, the healthy is better
except for short circuitt.
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2. Tester Structure
2.1 Tool Description
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